问题

_______he was laid off last year ______ how serious the economic crisis was.
A:Not until…he realized
B:It was not until… when he realized
C:It is not until…that did he realize
D:It was not until …that he realized
B:It was not until… when he realized
C:It is not until…that did he realize
D:It was not until …that he realized
正确答案是:
同类题型
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Don’t worry. We’re old enough to look after .
Simon improved his way of study. ________, he has made great progress [ ]
I think the new film is ________. Because many people don’t like it.